/Engine/Source/Runtime/Experimental/Chaos/Public/GeometryCollection/ManagedArrayAccessor.h
Add the attribute if it does not exists yet
[TManagedArray](API\Runtime\Chaos\GeometryCollection\TManagedArray)< T > & Add ( [ManageArrayAccessor::EPersistencePolicy](API\Runtime\Chaos\GeometryCollection\ManageArrayAccessor__EPersistenc-) PersistencePolicy, [FName](API\Runtime\Core\UObject\FName) InGroupDependency )